Domain Overview
DNS: ✓ 2mo ago
Checker: ✓ 2mo ago
ctbi.com
Yes
✓ Yes
Outlook
No
No
⚠ Yes
No
No
Did you mean: [email protected]
Checked via [email protected]
· 2026-03-18 04:21:58 UTC · ↺ Refresh
MX Hostnames
- mail.ctbi.com
- ctbi-com.mail.protection.outlook.com
- mail2.ctbi.com
MX Priorities
- mail.ctbi.com: 20
- ctbi-com.mail.protection.outlook.com: 10
- mail2.ctbi.com: 30
A / AAAA Records
- 23.48.224.102 ↩ a23-48-224-102.deploy.static.akamaitechnologies.com
- 23.48.224.115 ↩ a23-48-224-115.deploy.static.akamaitechnologies.com
Mail Server IPs
- 52.101.9.2 ↩ mail-mn2pr02cu00202.inbound.protection.outlook.com
- 52.101.10.2 ↩ mail-bn8pr03cu00202.inbound.protection.outlook.com
- 52.101.41.28 ↩ mail-sj0pr03cu01504.inbound.protection.outlook.com
- 52.101.194.3 ↩ mail-ch1pr04cu00103.inbound.protection.outlook.com
- 2a01:111:f403:c922::1 ↩ mail-bl0pr05cu00501.inbound.protection.outlook.com
- 2a01:111:f403:c91d::b ↩ mail-mw2pr02cu00603.inbound.protection.outlook.com
- 2a01:111:f403:c946::7 ↩ mail-ch5pr02cu00307.inbound.protection.outlook.com
- 2a01:111:f403:f901:: ↩ mail-mn2pr04cu00200.inbound.protection.outlook.com
SOA Record
Raw SOA
a1-66.akam.net admin.dnstinations.com 2012071295 10800 3600 2419200 60
Primary NS (mname)
a1-66.akam.net
Admin Email (rname)
admin@dnstinations.com
Serial
2012071295
Refresh
10800s
Retry
3600s
Expire
2419200s
Minimum TTL
60s
Nameservers (NS)
a26-65.akam.net
a7-66.akam.net
a11-66.akam.net
a18-64.akam.net
a1-135.akam.net
a16-67.akam.net
SPF Record
✓ Soft Fail (~all)
v=spf1 include:ctbi.com._nspf.emailfraudprotect.email include:%{i}._ip.%{h}._ehlo.%{d}._spf.emailfraudprotect.email ~all
📊 DNS lookups: 2/10
~ Soft fail (~all) — moderate enforcement
DMARC Record
✓ Reject
v=DMARC1; p=reject; rua=mailto:[email protected]
✓ Reject — strongest protection
📋 SPF alignment: Relaxed
· DKIM alignment: Relaxed
📧 Reports → mailto:[email protected]
DKIM Selectors
✓ 2 found
selector1._domainkey
selector2._domainkey
✓ DKIM properly configured for selector: selector1
Checked: google, selector1/2, default, mail, dkim, k1, s1/2, zoho, sendgrid, mxvault, amazonses
All TXT Records
8 records- PotDYqmSGz+lk9/wdf98Pa96JjpbNJ9gYkCCDYrvFCaL//WHdk9eGKWpIdPDpA6917EI/rNniZKT88qBYOxMrA==
- docusign=d9cadc88-3a75-4ce0-9548-e9f87d6287b2
- nintex.5f5a9bdd754dea0077abee6f
- MS=ms47644281
- apple-domain-verification=953BzkEzSpkoYWo9
- docusign=aea0a310-bb14-4d4e-bf97-e30bba43d764
- google-site-verification=9pgMQmk9sDEZZw-3j_2BO86RfAd3gqu8U1LgNSMGT68
- SPFv=spf1 include:ctbi.com._nspf.emailfraudprotect.email include:%{i}._ip.%{h}._ehlo.%{d}._spf.emailfraudprotect.email ~all
Full email verification for ctbi.com
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